/**
 * 通用js方法封装处理
 * Copyright (c) 2019 ruoyi
 */

const baseURL = process.env.VUE_APP_BASE_API

// 日期格式化
export function parseTime (time, pattern) {
    if (arguments.length === 0 || !time) {
        return null
    }
    const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
    let date
    if (typeof time === 'object') {
        date = time
    } else {
        if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
            time = parseInt(time)
        } else if (typeof time === 'string') {
            time = time.replace(new RegExp(/-/gm), '/');
        }
        if ((typeof time === 'number') && (time.toString().length === 10)) {
            time = time * 1000
        }
        date = new Date(time)
    }
    const formatObj = {
        y: date.getFullYear(),
        m: date.getMonth() + 1,
        d: date.getDate(),
        h: date.getHours(),
        i: date.getMinutes(),
        s: date.getSeconds(),
        a: date.getDay()
    }
    const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
        let value = formatObj[key]
        // Note: getDay() returns 0 on Sunday
        if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
        if (result.length > 0 && value < 10) {
            value = '0' + value
        }
        return value || 0
    })
    return time_str
}

// 表单重置
export function resetForm (refName) {
    if (this.$refs[refName]) {
        this.$refs[refName].resetFields();
    }
}

// 添加日期范围
export function addDateRange (params, dateRange) {
    var search = params;
    search.beginTime = "";
    search.endTime = "";
    if (null != dateRange && '' != dateRange) {
        search.beginTime = this.dateRange[0];
        search.endTime = this.dateRange[1];
    }
    return search;
}

// 回显数据字典
export function selectDictLabel (datas, value) {
    var actions = [];
    Object.keys(datas).map((key) => {
        if (datas[key].dictValue == ('' + value)) {
            actions.push(datas[key].dictLabel);
            return false;
        }
    })
    return actions.join('');
}

// 回显数据字典
export function selectDictLabelByCode (datas, value) {
    var actions = [];
    Object.keys(datas).map((key) => {
        if (datas[key].dictCode == ('' + value)) {
            actions.push(datas[key].dictLabel);
            return false;
        }
    })
    return actions.join('');
}

// 通用下载方法
export function download (fileName) {
    window.location.href = baseURL + "/common/download?fileName=" + encodeURI(fileName) + "&delete=" + true;
}

// 字符串格式化(%s )
export function sprintf (str) {
    var args = arguments, flag = true, i = 1;
    str = str.replace(/%s/g, function () {
        var arg = args[i++];
        if (typeof arg === 'undefined') {
            flag = false;
            return '';
        }
        return arg;
    });
    return flag ? str : '';
}

// 转换字符串，undefined,null等转化为""
export function praseStrEmpty (str) {
    if (!str || str == "undefined" || str == "null") {
        return "";
    }
    return str;
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 * @param {*} rootId 根Id 默认 0
 */
export function handleTree (data, id, parentId, children, rootId) {
    id = id || 'id'
    parentId = parentId || 'parentId'
    children = children || 'children'
    // rootId = rootId || 0
    // //对源数据深度克隆
    // const cloneData = JSON.parse(JSON.stringify(data))
    // //循环所有项
    // const treeData = cloneData.filter(father => {
    //     let branchArr = cloneData.filter(child => {
    //         //返回每一项的子级数组
    //         return father[id] === child[parentId]
    //     });
    //     branchArr.length > 0 ? father.children = branchArr : '';
    //     //返回第一层
    //     return father[parentId] === rootId;
    // });
    // return treeData != '' ? treeData : data;
    let json = {}
    data.forEach(item => {
        json[item[id]] = item
    })
    let arr = []
    data.forEach(item => {
        if (json[item[parentId]]) {
            if (!json[item[parentId]][children]) {
                json[item[parentId]][children] = []
            }
            json[item[parentId]][children].push(item)
        } else {
            arr.push(item)
        }
    })
    return arr
}
